Castrol 10W40 Actevo X-tra 4T Motorcycle Oil - 1 Gallon 3166 (packagin may vary) Part synthetic 4-stroke motorcycle oil protects your bikes engine against high temperature deposit and wear Formulated with Heat Protection Molecules to combat and minimize the formation of harmful high temperature combustion deposits Outstanding high temperature oil consumption and oxidation control Exceeds API SG, JASO MA2